IPv4 R&E Routing Table Report 20:15 GMT Fri 06 Nov, 2026 IPv4 BGP Table (R&E) as seen at KREONet2. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/ Analysis Summary ---------------- BGP routing table entries examined: 293648 Prefixes after maximum aggregation (per Origin AS): 123044 Deaggregation factor: 2.39 Unique aggregates announced (without unneeded subnets): 155041 Number of IPv4 prefixes with a valid ROA: 201606 Number of IPv4 prefixes with an invalid ROA: 209 Number of IPv4 prefixes with no ROA: 91833 Total ASes present in the Internet Routing Table: 20105 Prefixes per ASN: 14.61 Origin-only ASes present in the Internet Routing Table: 17272 Origin ASes announcing only one prefix: 7790 Transit ASes present in the Internet Routing Table: 2833 Transit-only ASes present in the Internet Routing Table: 711 Paths with bogon ASNs present in the IPv4 Routing Table: 6 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 46 Max AS path prepend of ASN ( 30075) 41 Prefixes from unregistered ASNs in the Routing Table: 206 Number of instances of unregistered ASNs: 207 Number of 32-bit ASNs allocated by the RIRs: 52042 Number of 32-bit ASNs visible in the Routing Table: 8418 Prefixes from 32-bit ASNs in the Routing Table: 37788 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 108 Number of addresses announced to Internet: 1650441221 Equivalent to 98 /8s, 95 /16s and 188 /24s Percentage of available address space announced: 44.6 Percentage of allocated address space announced: 44.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 93734 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 42501 Total APNIC prefixes after maximum aggregation: 8003 APNIC Deaggregation factor: 5.31 Prefixes being announced from the APNIC address blocks: 41286 Unique aggregates announced from the APNIC address blocks: 8793 APNIC Region origin ASes present in the Internet Routing Table: 1240 APNIC Prefixes per ASN: 33.30 APNIC Region origin ASes announcing only one prefix: 462 APNIC Region transit ASes present in the Internet Routing Table: 225 Average APNIC Region AS path length visible: 7.7 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 610 Number of APNIC addresses announced to Internet: 172703308 Equivalent to 10 /8s, 75 /16s and 62 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-155961 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 133879 Total ARIN prefixes after maximum aggregation: 67595 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 130712 Unique aggregates announced from the ARIN address blocks: 72818 ARIN Region origin ASes present in the Internet Routing Table: 9081 ARIN Prefixes per ASN: 14.39 ARIN Region origin ASes announcing only one prefix: 3808 ARIN Region transit ASes present in the Internet Routing Table: 849 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 46 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2309 Number of ARIN addresses announced to Internet: 1026646281 Equivalent to 61 /8s, 49 /16s and 97 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-404380 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 48727 Total RIPE prefixes after maximum aggregation: 28161 RIPE Deaggregation factor: 1.73 Prefixes being announced from the RIPE address blocks: 52575 Unique aggregates announced from the RIPE address blocks: 41812 RIPE Region origin ASes present in the Internet Routing Table: 4449 RIPE Prefixes per ASN: 11.82 RIPE Region origin ASes announcing only one prefix: 1887 RIPE Region transit ASes present in the Internet Routing Table: 697 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2043 Number of RIPE addresses announced to Internet: 302529744 Equivalent to 18 /8s, 8 /16s and 60 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-219547 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 53/8, 57/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 58395 Total LACNIC prefixes after maximum aggregation: 16654 LACNIC Deaggregation factor: 3.51 Prefixes being announced from the LACNIC address blocks: 54959 Unique aggregates announced from the LACNIC address blocks: 25418 LACNIC Region origin ASes present in the Internet Routing Table: 4233 LACNIC Prefixes per ASN: 12.98 LACNIC Region origin ASes announcing only one prefix: 1522 LACNIC Region transit ASes present in the Internet Routing Table: 865 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3306 Number of LACNIC addresses announced to Internet: 104810464 Equivalent to 6 /8s, 63 /16s and 71 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-275868 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 9940 Total AfriNIC prefixes after maximum aggregation: 2468 AfriNIC Deaggregation factor: 4.03 Prefixes being announced from the AfriNIC address blocks: 14008 Unique aggregates announced from the AfriNIC address blocks: 6099 AfriNIC Region origin ASes present in the Internet Routing Table: 271 AfriNIC Prefixes per ASN: 51.69 AfriNIC Region origin ASes announcing only one prefix: 111 AfriNIC Region transit ASes present in the Internet Routing Table: 84 Average AfriNIC Region AS path length visible: 6.4 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 150 Number of AfriNIC addresses announced to Internet: 43653888 Equivalent to 2 /8s, 154 /16s and 27 /24s AfriNIC AS Blocks 36864-37887, 327680-330751 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 9808 13826 8737 135 CHINAMOBILE-CN - China Mobile Communicati 56046 3573 887 194 CMNET-Jiangsu-AP - China Mobile communica 56041 2163 723 110 CMNET-Zhejiang-AP - China Mobile communic 56047 1744 192 52 CMNET-Hunan-AP - China Mobile communicati 24444 1139 500 78 CMNET-V4shandong-AS-AP - Shandong Mobile 45102 973 1357 197 ALIBABA-CN-NET - Alibaba (US) Technology 24547 963 177 52 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 56045 941 481 56 CMNET-Jiangxi-AP - China Mobile communica 24445 915 497 67 CMNET-V4henan-AS-AP - Henan Mobile Commun 2907 665 2152 465 SINET-AS - Research Organization of Infor Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 17283 42614 5600 AMAZON-02 - Amazon.com, Inc., US 22773 4506 3214 455 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3132 54647 2383 DNIC-AS-00749 - United States Department 6167 2190 4447 553 CELLCO-PART - Verizon Business, US 1540 2112 1907 900 DNIC-ASBLK-01534-01546 - Headquarters, US 11776 1637 223 275 ATLANTICBB-JOHNSTOWN - Breezeline, US 2914 1623 1629 1234 NTT-DATA-2914 - NTT America, Inc., US 209 1583 4845 240 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 14618 1518 5311 1084 AMAZON-AES - Amazon.com, Inc., US 577 1460 1300 315 BACOM - Bell Canada, CA Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 3930 1437 1384 UNI2-AS - Orange Espagne SA, ES 34984 1293 158 802 TELLCOM-AS - Superonline Iletisim Hizmetl 212238 1275 92 1126 CDNEXT - Datacamp Limited, GB 20940 1191 92 983 AKAMAI-ASN1 - Akamai International B.V., 8452 981 1841 22 TE-AS - IDDQD-AS, EG 3215 887 4827 347 AS3215 - Orange S.A., FR 8376 785 54 31 UNSPECIFIED - Jordan Data Communications 5511 723 120 627 Opentransit - Orange S.A., FR 51167 586 136 260 CONTABO - Contabo GmbH, DE 62240 512 34 384 Clouvider - Clouvider Limited, GB Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 9036 2370 693 AS8151 - UNINET, MX 11830 1848 369 65 AS11830 - Instituto Costarricense de Elec 10620 1592 210 1146 AS10620 - Telmex Colombia S.A., CO 11664 1508 277 32 AS11664 - Techtel LMDS Comunicaciones Int 3816 1268 763 226 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1175 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 26615 1033 2167 95 AS26615 - TIM S/A, BR 18881 952 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 52468 779 49 276 AS52468 - UFINET PANAMA S.A., PA 28006 657 74 313 AS28006 - CORPORACION NACIONAL DE TELECOM Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1455 433 20 Vodafone Data - Vodafone Data, EG 29571 905 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 36935 772 517 19 Vodafone Data - Vodafone Data, EG 36992 669 804 415 ETISALAT MISR - ETISALAT MISR, EG 37069 640 655 108 The Egyptian Company for Mobile Services 36914 555 82 3 Kenya Education Network - Kenya Education 24863 507 66 274 Link Egypt (Link.NET) - Link Egypt (Link. 36903 476 206 325 Office National des Postes et Telecommuni 2018 375 318 69 Tertiary Education and Research Network o 37693 356 600 43 OOREDOO TUNISIE SA - OOREDOO TUNISIE SA, Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 17283 42614 5600 AMAZON-02 - Amazon.com, Inc., US 9808 13826 8737 135 CHINAMOBILE-CN - China Mobile Communicati 8151 9036 2370 693 AS8151 - UNINET, MX 22773 4506 3214 455 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 12479 3930 1437 1384 UNI2-AS - Orange Espagne SA, ES 56046 3573 887 194 CMNET-Jiangsu-AP - China Mobile communica 749 3132 54647 2383 DNIC-AS-00749 - United States Department 6167 2190 4447 553 CELLCO-PART - Verizon Business, US 56041 2163 723 110 CMNET-Zhejiang-AP - China Mobile communic 1540 2112 1907 900 DNIC-ASBLK-01534-01546 - Headquarters, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 13826 13691 CHINAMOBILE-CN - China Mobile Communications Gr 8151 9036 8343 AS8151 - UNINET, MX 22773 4506 4051 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3573 3379 CMNET-Jiangsu-AP - China Mobile communications 12479 3930 2546 UNI2-AS - Orange Espagne SA, ES 56041 2163 2053 CMNET-Zhejiang-AP - China Mobile communications 11830 1848 1783 AS11830 - Instituto Costarricense de Electricid 56047 1744 1692 CMNET-Hunan-AP - China Mobile communications co 6167 2190 1637 CELLCO-PART - Verizon Business, US 11664 1508 1476 AS11664 - Techtel LMDS Comunicaciones Interacti Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 23338 UNALLOCATED 8.14.84.0/22 33667 CMCS - Comcast Cable Co 396243 UNALLOCATED 8.34.113.0/24 3356 LEVEL3 - Level 3 Parent 397274 UNALLOCATED 8.36.79.0/24 3356 LEVEL3 - Level 3 Parent 396243 UNALLOCATED 8.37.112.0/24 3356 LEVEL3 - Level 3 Parent 396243 UNALLOCATED 8.37.123.0/24 3356 LEVEL3 - Level 3 Parent 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3 - Level 3 Parent 396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4 - AT&T En 395476 UNALLOCATED 12.36.194.0/24 7018 ATT-INTERNET4 - AT&T En 395476 UNALLOCATED 12.36.195.0/24 3356 LEVEL3 - Level 3 Parent 21861 UNALLOCATED 12.37.59.0/24 7018 ATT-INTERNET4 - AT&T En Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE - Hurricane Electric LLC, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.133.212.0/24 Origin: 18604 UNASSIGNED 23.133.212.0/24 Transit: 394625 WHITELABELIT - WhiteLabel IT Solutions C 23.137.48.0/24 Origin: 16904 ARVIG-16904 - Arvig Enterprises Inc., US 23.137.48.0/24 Transit: 3257 GTT-BACKBONE - GTT Communications Inc., 23.138.188.0/24 Origin: 401371 UNASSIGNED 23.138.188.0/24 Transit: 154309 INTELLIGENT1-AS-AP - Intelligent Cloud L 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS - Charter Communicat 23.142.24.0/24 Origin: 62164 HEYMMAN-2 - Heymman Servers Corporation, 23.142.24.0/24 Transit: 64236 UNREAL-SERVERS - UnReal Servers, LLC, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:14 /9:11 /10:31 /11:57 /12:165 /13:224 /14:588 /15:1101 /16:7628 /17:3477 /18:4327 /19:7825 /20:12314 /21:16627 /22:27850 /23:31141 /24:179971 /25:61 /26:85 /27:49 /28:19 /29:9 /30:16 /31:1 /32:57 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 5109 9036 AS8151 - UNINET, MX 16509 3385 17283 AMAZON-02 - Amazon.com, Inc., US 12479 3346 3930 UNI2-AS - Orange Espagne SA, ES 22773 2713 4506 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 11830 1576 1848 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1230 1508 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1026 1592 AS10620 - Telmex Colombia S.A., CO 6167 1005 2190 CELLCO-PART - Verizon Business, US 7459 965 1323 GRANDECOM-AS1 - Grande Communications Networks, LLC, US 34984 959 1293 TELLCOM-AS - Superonline Iletisim Hizmetleri A.S., TR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:96 2:330 3:1266 4:1 5:505 6:203 7:5 8:727 9:18 11:171 12:780 13:1072 14:122 15:423 16:323 17:4 18:1054 20:377 21:4 22:188 23:2856 24:770 26:2 27:15 29:19 31:445 32:11 34:10 35:188 36:3497 37:741 38:3004 39:1010 40:78 41:1201 42:17 43:287 44:34 45:4214 46:931 47:230 48:108 49:55 50:567 51:184 52:1249 54:440 55:1100 56:11 57:33 58:5 59:29 60:12 61:83 62:539 63:742 64:2159 65:1091 66:2154 67:1086 68:574 69:1164 70:434 71:130 72:761 74:1020 75:299 76:228 77:355 78:190 79:334 80:329 81:382 82:892 83:272 84:435 85:725 86:295 87:677 88:269 89:703 90:402 91:1028 92:764 93:431 94:800 95:616 96:400 97:45 98:357 99:481 100:33 101:34 102:419 103:1228 104:1707 105:196 106:10 107:1303 108:693 109:416 110:66 111:2975 112:1474 113:33 114:30 115:15 116:58 117:1723 118:58 119:86 120:2178 121:23 122:51 123:88 124:67 125:18 126:1 128:410 129:363 130:752 131:1299 132:493 133:196 134:617 135:181 136:682 137:646 138:1152 139:471 140:769 141:573 142:1629 143:949 144:562 145:203 146:642 147:528 148:1052 149:991 150:387 151:583 152:787 153:840 154:1731 155:936 156:1485 157:447 158:717 159:951 160:1119 161:782 162:992 163:457 164:791 165:588 166:563 167:728 168:1553 169:178 170:1802 171:96 172:1503 173:843 174:277 175:108 176:711 177:1205 178:494 179:941 180:36 181:2709 182:21 183:1843 184:417 185:3408 186:3569 187:2600 188:847 189:2099 190:6048 191:696 192:5051 193:1756 194:1175 195:972 196:688 197:622 198:2593 199:2612 200:4289 201:3637 202:998 203:741 204:2098 205:2064 206:1501 207:1860 208:1560 209:1924 210:327 211:549 212:1019 213:859 214:987 215:52 216:2649 217:576 218:691 219:19 220:37 221:564 222:30 223:1772 End of report